Implantable medical device with external recharging coil electrical connection
First Claim
Patent Images
1. An implantable medical device with recharging coil electrical connection, comprising:
- a housing having an interior cavity, an exterior surface, a therapy connection, and a recharge feedthrough;
electronics carried in the housing interior cavity and configured to perform a medical therapy, the electronics being electrically connected to both the stimulation feedthrough and the recharge feedthrough;
a rechargeable power source carried in the housing interior cavity and coupled to the electronics;
a recharging coil carried on the housing exterior surface; and
, at least one electrical connection manufactured from an inert conductive metal having a recharge coil connection and a recharge feedthrough connection, the electrical connection coupling the recharge coil to the feedthrough to couple the recharge coil to the electronics while reducing the opportunity for corrosion.
2 Assignments
0 Petitions
Accused Products
Abstract
A rechargeable implantable medical device with an improved external recharging coil electrical connection resistant to corrosion is disclosed. The electrical connection couples the external recharging coil to a recharge feedthrough. The rechargeable implantable medical device can be a medical device such as a neuro stimulator, drug delivery pump, pacemaker, defibrillator, diagnostic recorder, cochlear implant, and the like. The implantable medical device has a housing, electronics carried in the housing configured to perform a medical therapy, a rechargeable power source, and a recharging coil.
379 Citations
22 Claims
-
1. An implantable medical device with recharging coil electrical connection, comprising:
-
a housing having an interior cavity, an exterior surface, a therapy connection, and a recharge feedthrough;
electronics carried in the housing interior cavity and configured to perform a medical therapy, the electronics being electrically connected to both the stimulation feedthrough and the recharge feedthrough;
a rechargeable power source carried in the housing interior cavity and coupled to the electronics;
a recharging coil carried on the housing exterior surface; and
,at least one electrical connection manufactured from an inert conductive metal having a recharge coil connection and a recharge feedthrough connection, the electrical connection coupling the recharge coil to the feedthrough to couple the recharge coil to the electronics while reducing the opportunity for corrosion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
-
-
16. An implantable medical device with recharging coil electrical connection, comprising:
-
a housing having an interior cavity, an exterior surface, a therapy connection, and a recharge feedthrough;
electronics carried in the housing interior cavity and configured to perform a medical therapy, the electronics being electrically connected to both the stimulation feedthrough and the recharge feedthrough;
a rechargeable power source carried in the housing interior cavity and coupled to the electronics;
a recharging coil carried on the housing exterior surface;
at least one electrical connection having a recharge coil connection and a recharge feedthrough connection, the electrical connection coupling the recharge coil to the feedthrough to couple the recharge coil to the electronics; and
,at least one positioning detail located between the recharging coil and the recharging feedthrough for positioning the electrical connection wherein the positioning detail secures the electrical connection when a hermetic cover is applied.
-
-
17. An implantable medical device with recharging coil electrical connection, comprising:
-
a housing having an interior cavity, an exterior surface, a therapy connection, and a recharge feedthrough;
electronics carried in the housing interior cavity and configured to performed a medical therapy, the electronics being electrically connected to both the stimulation feedthrough and the recharge feedthrough;
a rechargeable power source carried in the housing interior cavity and coupled to the electronics;
a recharging coil carried on the housing exterior surface; and
,a means for connecting, manufactured from an inert conductive material to couple the recharging coil to the recharge feedthrough to couple the recharging coil to the electronics while reducing the opportunity for corrosion. - View Dependent Claims (18)
-
-
19. An exterior electrical connection for an implantable medical device, comprising:
-
a recharging coil connection between a recharge coil and an electrical connector;
a recharging feedthrough connection between a recharge feedthrough and the electrical connector; and
,wherein the electrical connector is manufactured from a substantially inert metal resistant to corrosion. - View Dependent Claims (20)
-
-
21. A method of connecting an external recharging coil to a recharge feedthrough of an implantable medical device, comprising:
-
placing a recharging coil on the exterior of a housing of a medical device;
connecting the recharging coil to an electrical connector, the electrical connector being manufactured from an inert conductive material;
connecting the electrical connector to a recharge feedthrough, the recharge feedthrough being manufactured from a material other than copper;
fixing the electrical connector in relation to the housing; and
,isolating the recharge coil from the recharge feedthrough by interposing an electrical connector manufactured from the inert conductive material to reduce the opportunity for corrosion. - View Dependent Claims (22)
-
Specification